Budhaism anchor their belief on budha(master) and xtainity is on christ. Budhism has what we call absence of the soul, whereby the soul is said ro have travelled out of a person(mindfulness)
Judaism a soul leaves when you are already a dead man or woman.

Budhism do not talk about creator(God), but christianity holds tenaciously to it.

Budhism believes in reincarnation(rebirth), judaism don't